20976570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 160

約数和(自身を含む): 62726400

約数和(自身を除く): 41749830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 29, 30, 38, 45, 47, 54, 57, 58, 81, 87, 90, 94, 95, 114, 135, 141, 145, 162, 171, 174, 190, 235, 261, 270, 282, 285, 290, 342, 405, 423, 435, 470, 513, 522, 551, 570, 705, 783, 810, 846, 855, 870, 893, 1026, 1102, 1269, 1305, 1363, 1410, 1539, 1566, 1653, 1710, 1786, 2115, 2349, 2538, 2565, 2610, 2679, 2726, 2755, 3078, 3306, 3807, 3915, 4089, 4230, 4465, 4698, 4959, 5130, 5358, 5510, 6345, 6815, 7614, 7695, 7830, 8037, 8178, 8265, 8930, 9918, 11745, 12267, 12690, 13395, 13630, 14877, 15390, 16074, 16530, 19035, 20445, 23490, 24111, 24534, 24795, 25897, 26790, 29754, 36801, 38070, 40185, 40890, 44631, 48222, 49590, 51794, 61335, 72333, 73602, 74385, 77691, 80370, 89262, 110403, 120555, 122670, 129485, 144666, 148770, 155382, 184005, 220806, 223155, 233073, 241110, 258970, 361665, 368010, 388455, 446310, 466146, 552015, 699219, 723330, 776910, 1104030, 1165365, 1398438, 2097657, 2330730, 3496095, 4195314, 6992190, 10488285, 20976570]

約数ペア:

[(1, 20976570), (2, 10488285), (3, 6992190), (5, 4195314), (6, 3496095), (9, 2330730), (10, 2097657), (15, 1398438), (18, 1165365), (19, 1104030), (27, 776910), (29, 723330), (30, 699219), (38, 552015), (45, 466146), (47, 446310), (54, 388455), (57, 368010), (58, 361665), (81, 258970), (87, 241110), (90, 233073), (94, 223155), (95, 220806), (114, 184005), (135, 155382), (141, 148770), (145, 144666), (162, 129485), (171, 122670), (174, 120555), (190, 110403), (235, 89262), (261, 80370), (270, 77691), (282, 74385), (285, 73602), (290, 72333), (342, 61335), (405, 51794), (423, 49590), (435, 48222), (470, 44631), (513, 40890), (522, 40185), (551, 38070), (570, 36801), (705, 29754), (783, 26790), (810, 25897), (846, 24795), (855, 24534), (870, 24111), (893, 23490), (1026, 20445), (1102, 19035), (1269, 16530), (1305, 16074), (1363, 15390), (1410, 14877), (1539, 13630), (1566, 13395), (1653, 12690), (1710, 12267), (1786, 11745), (2115, 9918), (2349, 8930), (2538, 8265), (2565, 8178), (2610, 8037), (2679, 7830), (2726, 7695), (2755, 7614), (3078, 6815), (3306, 6345), (3807, 5510), (3915, 5358), (4089, 5130), (4230, 4959), (4465, 4698)]